{
  "_schema": "Static and annual figures with provenance. Each item: value, unit, as_of, source, url, tier. These do not tick.",
  "water": [
    { "id": "crb_tws_loss", "label": "Colorado River Basin total water storage lost, Apr 2002–Oct 2024", "value": 52.2, "unit": "km³", "uncertainty": "±4.0", "as_of": "2024-10", "source": "Abdelmohsen et al. 2025, GRL 52(10)", "url": "https://doi.org/10.1029/2025GL115593", "tier": "STATIC" },
    { "id": "crb_gw_loss", "label": "of which groundwater", "value": 34.3, "unit": "km³", "uncertainty": "±9.2", "share": 0.65, "as_of": "2024-10", "source": "Abdelmohsen et al. 2025", "url": "https://doi.org/10.1029/2025GL115593", "tier": "STATIC" },
    { "id": "lower_basin_rate", "label": "Lower Basin groundwater depletion rate", "value": 1.15, "unit": "km³/yr", "as_of": "2024-10", "source": "Abdelmohsen et al. 2025", "url": "https://doi.org/10.1029/2025GL115593", "tier": "STATIC" },
    { "id": "upper_basin_rate", "label": "Upper Basin groundwater depletion rate", "value": 0.35, "unit": "km³/yr", "as_of": "2024-10", "source": "Abdelmohsen et al. 2025", "url": "https://doi.org/10.1029/2025GL115593", "tier": "STATIC" },
    { "id": "pfas_gw", "label": "US population on groundwater with detectable PFAS (model)", "value": "71–95 million", "unit": "people", "as_of": "2024", "source": "USGS, Smalling et al. 2024", "url": "https://doi.org/10.5066/P93RXTKJ", "tier": "STATIC" }
  ],
  "ocean": [
    { "id": "gpgp", "label": "Great Pacific Garbage Patch mass (2015–16 survey)", "value": 79000, "unit": "t", "range": "45,000–129,000", "as_of": "2016", "source": "Lebreton et al. 2018, Sci. Rep.", "url": "https://doi.org/10.1038/s41598-018-22939-w", "tier": "STATIC" },
    { "id": "river_plastic", "label": "Rivers contributing 80% of ocean plastic emissions", "value": "1,000+", "unit": "rivers", "as_of": "2021", "source": "Meijer et al. 2021, Sci. Adv.", "url": "https://doi.org/10.1126/sciadv.aaz5803", "tier": "STATIC" },
    { "id": "blue_whale", "label": "Blue whale microplastic ingestion, median (California Current)", "value": 10900000, "unit": "pieces/day", "as_of": "2022", "source": "Kahane-Rapport et al. 2022, Nat. Commun.", "url": "https://doi.org/10.1038/s41467-022-33334-5", "tier": "STATIC", "note": "'Percent of diet' is not a published metric. Per-species ingestion estimates only." },
    { "id": "whoi_cs137", "label": "WHOI Our Radioactive Ocean citizen-science Cs-137 sampling", "value": "2014–2018", "unit": "sampling period", "as_of": "2019-03", "source": "Woods Hole Oceanographic Institution", "url": "https://ourradioactiveocean.org/current-results/", "tier": "STATIC", "note": "Program dormant since 2019; historical baseline only." }
  ],
  "air": [
    { "id": "iqair_2025", "label": "Cities ranked in IQAir World Air Quality Report 2025", "value": 9446, "unit": "cities", "as_of": "2025", "source": "IQAir", "url": "https://www.iqair.com/world-air-quality-report", "tier": "ANNUAL", "note": "PDF only; no machine-readable file." }
  ],
  "datacenter": [
    { "id": "lbnl_2023", "label": "US data center electricity use 2023", "value": 176, "unit": "TWh", "share_us": 0.044, "as_of": "2023", "source": "LBNL 2024 United States Data Center Energy Usage Report", "url": "https://eta-publications.lbl.gov/sites/default/files/2024-12/lbnl-2024-united-states-data-center-energy-usage-report.pdf", "tier": "STATIC" },
    { "id": "lbnl_2028", "label": "US data center electricity use 2028 (projection range)", "value": "325–580", "unit": "TWh", "share_us": "6.7–12%", "as_of": "2024-12", "source": "LBNL 2024", "url": "https://eta-publications.lbl.gov/sites/default/files/2024-12/lbnl-2024-united-states-data-center-energy-usage-report.pdf", "tier": "STATIC" },
    { "id": "dc_water", "label": "Data center water consumption", "value": null, "unit": null, "as_of": null, "source": null, "url": null, "tier": "NO DATA", "note": "No public dataset exists. Not shown as a number." }
  ],
  "plastics": [
    { "id": "production_2019", "label": "Global plastics production", "value": 459.7, "unit": "Mt", "as_of": "2019", "source": "OECD Global Plastics Outlook via Our World in Data", "url": "https://ourworldindata.org/grapher/global-plastics-production", "tier": "STATIC" }
  ]
}